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()generally indicates that a gale or storm is approaching.
A . Falling barometric pressure
B . Rising barometric pressure
C . The circulations of winds
D . The change of wind directio
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A reciprocating air compressor is running roughly and vibrating excessively, indicating that the ().
A、compressor is overloaded
B、motor is overloaded
C、foundation bolts are loose
D、belts are too tight
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A hot air start pipe indicates that there is ().
A . inefficient cooling
B . a leaking air start valve
C . a clogged drain valve
D . a leaking air bottle
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A light characteristic of composite group flashing indicates that there is a(n)().
A . sharp turn in the channel
B . narrowing in the channel at that point
C . junction in the channel
D . obstruction that must be left to port
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A combination combustible gas and oxygen indicator is an instrument that measures the() of both combustible gas and oxygen; each is indicated on a separate meter.
A . purifies
B . combinations
C . concentrations
D . filter
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A buoy with a composite group-flashing light indicates a(n)().
A . bifurcation
B . fish net area
C . anchorage area
D . dredging area
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The indication of a slipping anchor is a(n)().
A . decrease in mooring line length
B . increase in the opposite amperage
C . increase in the opposite line tension
D . decrease in mooring line tension and amperage
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A smoking burner with a pulsating flame in auxiliary boiler, is an indication that the()
A . fuel oil supply temperature is normal
B . burner electrode is incorrectly positioned
C . fuel/air ratio is incorrect
D . ignition current is too low
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The df command indicates that a filesystem is full, however, the du command indicates that not all space is allocated. How would the system administrator isolate the discrepancy()
A . Use the fuser command to identify deleted but open files.
B . Use the ipcs command to view orphan shared memory segments.
C . Use the defrag command to determine if the filesystem is fragmented.
D . Use the topas command to identify processes using the most system resources.
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An instrument that indicates wind direction is known as a(n)().
A . weather vane,wind vane or wind sock
B . hydrometer
C . hygrometer
D . sling psychrometer
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A list signal of one white light indicates that the vessel is ().
A . on an even keel
B . listing about 1° to the side the light is displayed on
C . listing over 5° With the light displayed on the high side
D . listing,and the chutes should be directed to the side where the light is displayed
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What provides little or no indication that a vessel is dragging anchor? ()
A . Increasing radar range to a fixed object ahead
B . Drift lead with the line leading perpendicular to the centerline
C . Vibrations felt by placing a hand on the cable
D . Changing bearings to distant fixed objects abeam
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What are two indicators that a customer should consider the installation of a Wireless LAN Controller? ()
A . need one access point
B . want to provide unsecured wireless access
C . need between two and three access points
D . want to provide employee wireless access
E . need more than four access points
F . want to provide guest wireless acce
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If a liquid sight flow indicator in a refrigeration system shows gas bubbles in motion passing inside of the glass, there is ().
A . too much refrigerant in the system
B . oil entrained in the refrigerant
C . less than a full charge of refrigerant in the system
D . ice crystals forming in the refrigerant
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An()indicates that there is imminent risk for navigation.
A . distress alert
B . urgency message
C . safety message
D . routine message
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MightyResearch indicated that a significant percentage of SMBs are concerned about which factor in a UC solution?()
A . non-Cisco vendors providing more viable SMB solutions
B . costs out-weighing benefits
C . cost savings to justify replacing existing legacy systems
D . minimized call-center effectivene
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A topic sentence is like a road sign that can indicate the direction.
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A(n) ___term is used to indicate that the speaker has some reasons for what he says without actually specifying what those reasons are.
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\First and foremost\ is a sign, indicating that ____.
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89. A(n)___________ indicates that there is imminent risk for navigation.
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Data received from two spacecraft indicate that there is many evidence that huge thunderstorms are now occurring around the equator of the planet Saturn.
此题为多项选择题。
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Are you worried by the rising crime rate? If you are, then you probably know that your house, possessions and persons are increasingly in danger of suffering from the tremendous rise in the cases of burglary and assault. Figures indicate that there is an ever-increasing crime rate but it is only too easy to imagine "it will never happen to me". Unfortunately, statistics show that it really can happen to you and, if you live in a large city, you run twice the risk of being a victim.
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Anyone who takes an interest in the crime rate will, according to the text, be aware that ______ .
A.more burglars are being caught that ever before
B.people have more possessions to worry about nowadays
C.burglars are more at risk that they used to be
D.homes are more likely to be broken into nowadays
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Your chart indicates that there is an isolated rock and the rock is named in vertical letters. This indicates the ______.
A.rock is visible at low water springs only
B.rock is a hazard to deep draft vessels only
C.rock is dry at high water
D.exact position of the rock is doubtful